{"title":"O RING KIT","description":"","products":[{"product_id":"cat","title":"Bulldog O Ring Kit for CAT Hydraulic Excavators","description":"\u003cp\u003eProduct Description\u003cbr\u003e\nKeep your fleet leak-free with this heavy-duty Bulldog O Ring Kit for CAT Hydraulic Excavators (Part No. 2701528).\u003cbr\u003e\nSpecifically curated for CAT hydraulic excavators, this high-quality O-ring assortment kit features various sizes of premium-grade seals designed to withstand extreme hydraulic pressures, high temperatures, and intense wear.\u003c\/p\u003e\n\n\u003cp\u003eTechnical Specifications:\u003cbr\u003e\n? Brand Compatibility: CAT Hydraulic Excavators\u003cbr\u003e\n? Kit Type: Bulldog O-Ring Service Kit\u003cbr\u003e\n? Part Number (OEM Reference): 2701528\u003c\/p\u003e\n\n\u003cp\u003eWhy Choose Bulldog O-Ring Kits from TOPARTSMALL?\u003cbr\u003e\n? OEM Quality Materials: High-grade NBR (Nitrile), Viton (FKM), or Silicone depending on the application, providing superior resistance to ozone, heat, and hydraulic oils.\u003cbr\u003e\n? Comprehensive Assortment: Includes all standard sizing required for maintenance, pump connections, control valves, and cylinder joints.\u003cbr\u003e\n? Rugged Storage Case: Packed in a durable, labeled compartment box for easy organization and quick on-site identification.\u003c\/p\u003e\n\n\u003cp\u003eImportant Fitment Note:\u003cbr\u003e\nPlease verify your excavator series, model, or specific hydraulic line connections before purchasing to ensure optimal seal fitment.\u003c\/p\u003e","brand":"TOPARTSMALL","offers":[{"title":"Default Title","offer_id":47987270287590,"sku":"2701528","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/4065\/5078\/files\/2_cdc49ce7-28da-457d-8a95-3f7180266276.jpg?v=1784011419"},{"product_id":"komatsu","title":"Bulldog O-Ring Kit for Komatsu Hydraulic Excavators","description":"\u003cp\u003eProduct Description\u003cbr\u003e\nKeep your fleet leak-free with this heavy-duty Bulldog O-Ring Kit for Komatsu Hydraulic Excavators (Part No. 0700012012).\u003cbr\u003e\nSpecifically curated for Komatsu hydraulic excavators, this high-quality O-ring assortment kit features various sizes of premium-grade seals designed to withstand extreme hydraulic pressures, high temperatures, and intense wear.\u003c\/p\u003e\n\n\u003cp\u003eTechnical Specifications:\u003cbr\u003e\n? Brand Compatibility: Komatsu Hydraulic Excavators\u003cbr\u003e\n? Kit Type: Bulldog O-Ring Service Kit\u003cbr\u003e\n? Part Number (OEM Reference): 0700012012\u003c\/p\u003e\n\n\u003cp\u003eWhy Choose Bulldog O-Ring Kits from TOPARTSMALL?\u003cbr\u003e\n? OEM Quality Materials: High-grade NBR (Nitrile), Viton (FKM), or Silicone depending on the application, providing superior resistance to ozone, heat, and hydraulic oils.\u003cbr\u003e\n? Comprehensive Assortment: Includes all standard sizing required for maintenance, pump connections, control valves, and cylinder joints.\u003cbr\u003e\n? Rugged Storage Case: Packed in a durable, labeled compartment box for easy organization and quick on-site identification.\u003c\/p\u003e\n\n\u003cp\u003eImportant Fitment Note:\u003cbr\u003e\nPlease verify your excavator series, model, or specific hydraulic line connections before purchasing to ensure optimal seal fitment.\u003c\/p\u003e","brand":"TOPARTSMALL","offers":[{"title":"Default Title","offer_id":47987270418662,"sku":"0700012012","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/4065\/5078\/files\/22_b804a43a-9226-4041-b1eb-d61c0dd1bb49.jpg?v=1784011493"},{"product_id":"hitachi","title":"4110358 Bulldog O-Ring Kit for Hitachi Hydraulic Excavators","description":"\u003cp\u003eProduct Description\u003cbr\u003e\nKeep your fleet leak-free with this heavy-duty Bulldog O-Ring Kit for Hitachi Hydraulic Excavators (Part No. 4110358).\u003cbr\u003e\nSpecifically curated for Hitachi hydraulic excavators, this high-quality O-ring assortment kit features various sizes of premium-grade seals designed to withstand extreme hydraulic pressures, high temperatures, and intense wear.\u003c\/p\u003e\n\n\u003cp\u003eTechnical Specifications:\u003cbr\u003e\n? Brand Compatibility: Hitachi Hydraulic Excavators\u003cbr\u003e\n? Kit Type: Bulldog O-Ring Service Kit\u003cbr\u003e\n? Part Number (OEM Reference): 4110358\u003c\/p\u003e\n\n\u003cp\u003eWhy Choose Bulldog O-Ring Kits from TOPARTSMALL?\u003cbr\u003e\n? OEM Quality Materials: High-grade NBR (Nitrile), Viton (FKM), or Silicone depending on the application, providing superior resistance to ozone, heat, and hydraulic oils.\u003cbr\u003e\n? Comprehensive Assortment: Includes all standard sizing required for maintenance, pump connections, control valves, and cylinder joints.\u003cbr\u003e\n? Rugged Storage Case: Packed in a durable, labeled compartment box for easy organization and quick on-site identification.\u003c\/p\u003e\n\n\u003cp\u003eImportant Fitment Note:\u003cbr\u003e\nPlease verify your excavator series, model, or specific hydraulic line connections before purchasing to ensure optimal seal fitment.\u003c\/p\u003e","brand":"TOPARTSMALL","offers":[{"title":"Default Title","offer_id":47987270484198,"sku":"4110358","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/4065\/5078\/files\/31.jpg?v=1784011563"},{"product_id":"hyundai","title":"Bulldog O-Ring Kit for Hyundai Hydraulic Excavators","description":"\u003cp\u003eProduct Description\u003cbr\u003e\nKeep your fleet leak-free with this heavy-duty Bulldog O-Ring Kit for Hyundai Hydraulic Excavators (Part No. 31000120).\u003cbr\u003e\nSpecifically curated for Hyundai hydraulic excavators, this high-quality O-ring assortment kit features various sizes of premium-grade seals designed to withstand extreme hydraulic pressures, high temperatures, and intense wear.\u003c\/p\u003e\n\n\u003cp\u003eTechnical Specifications:\u003cbr\u003e\n? Brand Compatibility: Hyundai Hydraulic Excavators\u003cbr\u003e\n? Kit Type: Bulldog O-Ring Service Kit\u003cbr\u003e\n? Part Number (OEM Reference): 31000120\u003c\/p\u003e\n\n\u003cp\u003eWhy Choose Bulldog O-Ring Kits from TOPARTSMALL?\u003cbr\u003e\n? OEM Quality Materials: High-grade NBR (Nitrile), Viton (FKM), or Silicone depending on the application, providing superior resistance to ozone, heat, and hydraulic oils.\u003cbr\u003e\n? Comprehensive Assortment: Includes all standard sizing required for maintenance, pump connections, control valves, and cylinder joints.\u003cbr\u003e\n? Rugged Storage Case: Packed in a durable, labeled compartment box for easy organization and quick on-site identification.\u003c\/p\u003e\n\n\u003cp\u003eImportant Fitment Note:\u003cbr\u003e\nPlease verify your excavator series, model, or specific hydraulic line connections before purchasing to ensure optimal seal fitment.\u003c\/p\u003e","brand":"TOPARTSMALL","offers":[{"title":"Default Title","offer_id":47987270582502,"sku":"31000120","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/4065\/5078\/files\/2_15b19938-cf1c-4da0-8e81-abf8a4425dee.jpg?v=1784011622"},{"product_id":"doosan","title":"Bulldog O-Ring Kit for Doosan Hydraulic Excavators","description":"\u003cp\u003eProduct Description\u003cbr\u003e\nKeep your fleet leak-free with this heavy-duty Bulldog O-Ring Kit for Doosan Hydraulic Excavators (Part No. 22221001).\u003cbr\u003e\nSpecifically curated for Doosan hydraulic excavators, this high-quality O-ring assortment kit features various sizes of premium-grade seals designed to withstand extreme hydraulic pressures, high temperatures, and intense wear.\u003c\/p\u003e\n\n\u003cp\u003eTechnical Specifications:\u003cbr\u003e\n? Brand Compatibility: Doosan Hydraulic Excavators\u003cbr\u003e\n? Kit Type: Bulldog O-Ring Service Kit\u003cbr\u003e\n? Part Number (OEM Reference): 22221001\u003c\/p\u003e\n\n\u003cp\u003eWhy Choose Bulldog O-Ring Kits from TOPARTSMALL?\u003cbr\u003e\n? OEM Quality Materials: High-grade NBR (Nitrile), Viton (FKM), or Silicone depending on the application, providing superior resistance to ozone, heat, and hydraulic oils.\u003cbr\u003e\n? Comprehensive Assortment: Includes all standard sizing required for maintenance, pump connections, control valves, and cylinder joints.\u003cbr\u003e\n? Rugged Storage Case: Packed in a durable, labeled compartment box for easy organization and quick on-site identification.\u003c\/p\u003e\n\n\u003cp\u003eImportant Fitment Note:\u003cbr\u003e\nPlease verify your excavator series, model, or specific hydraulic line connections before purchasing to ensure optimal seal fitment.\u003c\/p\u003e","brand":"TOPARTSMALL","offers":[{"title":"Default Title","offer_id":47987270680806,"sku":"22221001","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/4065\/5078\/files\/22_b25b2cf2-08bd-45a3-8af0-962ac1628a8c.jpg?v=1784011689"},{"product_id":"15155158","title":"15155158 Bulldog O-Ring Kit for Volvo Hydraulic Excavators","description":"\u003cp\u003eProduct Description\u003cbr\u003e\nKeep your fleet leak-free with this heavy-duty Bulldog O-Ring Kit for Volvo Hydraulic Excavators (Part No. 14532650).\u003cbr\u003e\nSpecifically curated for Volvo hydraulic excavators, this high-quality O-ring assortment kit features various sizes of premium-grade seals designed to withstand extreme hydraulic pressures, high temperatures, and intense wear.\u003c\/p\u003e\n\n\u003cp\u003eTechnical Specifications:\u003cbr\u003e\n? Brand Compatibility: Volvo Hydraulic Excavators\u003cbr\u003e\n? Kit Type: Bulldog O-Ring Service Kit\u003cbr\u003e\n? Part Number (OEM Reference): 14532650\u003c\/p\u003e\n\n\u003cp\u003eWhy Choose Bulldog O-Ring Kits from TOPARTSMALL?\u003cbr\u003e\n? OEM Quality Materials: High-grade NBR (Nitrile), Viton (FKM), or Silicone depending on the application, providing superior resistance to ozone, heat, and hydraulic oils.\u003cbr\u003e\n? Comprehensive Assortment: Includes all standard sizing required for maintenance, pump connections, control valves, and cylinder joints.\u003cbr\u003e\n? Rugged Storage Case: Packed in a durable, labeled compartment box for easy organization and quick on-site identification.\u003c\/p\u003e\n\n\u003cp\u003eImportant Fitment Note:\u003cbr\u003e\nPlease verify your excavator series, model, or specific hydraulic line connections before purchasing to ensure optimal seal fitment.\u003c\/p\u003e","brand":"TOPARTSMALL","offers":[{"title":"Default Title","offer_id":47987270746342,"sku":"15155158","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/4065\/5078\/files\/1_6c23494d-ff7f-4dc1-9e46-a9a163dba772.jpg?v=1784011747"},{"product_id":"kobelco","title":"Bulldog O-Ring Kit for Kobelco Hydraulic Excavators","description":"\u003cp\u003eProduct Description\u003cbr\u003e\nKeep your fleet leak-free with this heavy-duty Bulldog O-Ring Kit for Kobelco Hydraulic Excavators (Part No. 98010001).\u003cbr\u003e\nSpecifically curated for Kobelco hydraulic excavators, this high-quality O-ring assortment kit features various sizes of premium-grade seals designed to withstand extreme hydraulic pressures, high temperatures, and intense wear.\u003c\/p\u003e\n\n\u003cp\u003eTechnical Specifications:\u003cbr\u003e\n? Brand Compatibility: Kobelco Hydraulic Excavators\u003cbr\u003e\n? Kit Type: Bulldog O-Ring Service Kit\u003cbr\u003e\n? Part Number (OEM Reference): 98010001\u003c\/p\u003e\n\n\u003cp\u003eWhy Choose Bulldog O-Ring Kits from TOPARTSMALL?\u003cbr\u003e\n? OEM Quality Materials: High-grade NBR (Nitrile), Viton (FKM), or Silicone depending on the application, providing superior resistance to ozone, heat, and hydraulic oils.\u003cbr\u003e\n? Comprehensive Assortment: Includes all standard sizing required for maintenance, pump connections, control valves, and cylinder joints.\u003cbr\u003e\n? Rugged Storage Case: Packed in a durable, labeled compartment box for easy organization and quick on-site identification.\u003c\/p\u003e\n\n\u003cp\u003eImportant Fitment Note:\u003cbr\u003e\nPlease verify your excavator series, model, or specific hydraulic line connections before purchasing to ensure optimal seal fitment.\u003c\/p\u003e","brand":"TOPARTSMALL","offers":[{"title":"Default Title","offer_id":47987272122598,"sku":"98010001","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/4065\/5078\/files\/2_bdabdb9b-53bc-4588-bce4-b17ad7f220dc.jpg?v=1784011804"},{"product_id":"bulldog-4c4782","title":"BULLDOG 4C4782 O-Ring Kit for CAT Caterpillar Heavy Equipment","description":"\u003cp\u003eProduct Description\u003cbr\u003eEnsure zero-leak performance and rapid field maintenance for your Caterpillar machinery with this premium BULLDOG 4C4782 O-Ring Kit Assortment.\u003cbr\u003eSpecifically designed to match OEM standards for CAT heavy equipment, this comprehensive O-ring service kit comes in a heavy-duty, organized compartment box, making it quick and easy to find the exact seal size needed during equipment service or field overhaul.\u003cbr\u003eTechnical Specifications:\u003cbr\u003eBrand: BULLDOG\u003cbr\u003eEquipment Compatibility: Caterpillar (CAT) Heavy Machinery \u0026amp; Hydraulic Systems\u003cbr\u003eProduct Type: O-Ring Service Kit \/ Hydraulic Seal Assortment Box\u003cbr\u003eOEM Cross-Reference Part Number: 4C4782 \/ 4C-4782\u003cbr\u003eWhy Choose BULLDOG Seal Kits for CAT?\u003cbr\u003eHigh-Grade Industrial Elastomers: Formulated with high-durability Nitrile (NBR) \/ specialty rubbers to resist high hydraulic pressures, extreme fluid heat, and oil degradation.\u003cbr\u003eComplete Assortment: Packed with the most critical sizes required for CAT hydraulic lines, flanges, pump connections, and valve blocks.\u003cbr\u003eJob-Site Ready Box: Features a rugged, impact-resistant carrying case with clear size labeling for effortless selection and reduced downtime on site.\u003cbr\u003eUniversal CAT Fit: Ideal for servicing CAT excavators, wheel loaders, dozers, and articulated haulers.\u003cbr\u003eImportant Note:\u003cbr\u003ePlease verify your original part number (4C-4782 \/ 4C4782) or equipment service manual prior to ordering to ensure full size compatibility for your specific hydraulic application.\u003c\/p\u003e","brand":"TOPARTSMALL","offers":[{"title":"Default Title","offer_id":48122148290790,"sku":null,"price":50.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/4065\/5078\/files\/10_075147a3-9c47-4f5f-b42b-07be6389dbb9.jpg?v=1785917819"},{"product_id":"bulldog-4c4784","title":"BULLDOG 4C4784 D-Ring Kit for CAT Caterpillar Flange Fittings","description":"\u003cp\u003eProduct Description\u003cbr\u003ePrevent fluid blowouts and protect high-pressure flange connections in your Caterpillar machinery with this premium BULLDOG 4C4784 D-Ring Kit Assortment.\u003cbr\u003eEngineered specifically for CAT XT hose fittings, split flanges, and hydraulic line connections, this specialized D-ring service kit comes packaged in a heavy-duty compartment box. The unique flat-faced D-ring geometry prevents twisting and roll-out under extreme impulse pressures, ensuring an absolute zero-leak seal during demanding field operations.\u003cbr\u003eTechnical Specifications:\u003cbr\u003eBrand: BULLDOG\u003cbr\u003eEquipment Compatibility: Caterpillar (CAT) Heavy Machinery \u0026amp; Hydraulic Flange Systems\u003cbr\u003eProduct Type: D-Ring Service Kit \/ Hydraulic Flange Seal Assortment Box\u003cbr\u003eOEM Cross-Reference Part Number: 4C4784 \/ 4C-4784\u003cbr\u003eWhy Choose BULLDOG D-Ring Kits for CAT?\u003cbr\u003eSuperior Anti-Twist Design: D-ring geometry provides a broader sealing face than standard O-rings, eliminating seal distortion under high-pressure spikes.\u003cbr\u003eHigh-Grade Industrial Elastomers: Formulated with premium oil-resistant rubber compound designed to withstand severe hydraulic pressure, pulse loads, and thermal heat.\u003cbr\u003eJob-Site Ready Box: Comes in a rugged, impact-resistant compartment case with clear sizing guides for effortless identification and fast field servicing.\u003cbr\u003eUniversal CAT Flange Fit: Ideal for servicing flange connections on CAT excavators, wheel loaders, dozers, and off-highway trucks.\u003cbr\u003eImportant Note:\u003cbr\u003ePlease verify your original part number (4C-4784 \/ 4C4784) or machine service manual prior to ordering to ensure complete size compatibility for your hydraulic flange application.\u003c\/p\u003e","brand":"TOPARTSMALL","offers":[{"title":"Default Title","offer_id":48122184630502,"sku":null,"price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/4065\/5078\/files\/10_a043e6e7-ae68-490d-814a-521b9d15e39e.jpg?v=1785918133"},{"product_id":"bulldog-4c8253","title":"BULLDOG 4C8253 O-Ring Kit for CAT Caterpillar Heavy Equipment","description":"\u003cp\u003eProduct Description\u003cbr\u003eKeep your Caterpillar heavy equipment operating at peak efficiency with this premium BULLDOG 4C8253 O-Ring Kit Assortment.\u003cbr\u003eEngineered to exact OEM specifications for CAT hydraulic systems, hose connections, and valve blocks, this versatile service kit comes neatly organized in a heavy-duty compartment box. It provides the essential seals required for quick field repairs, preventing fluid leaks, system contamination, and costly machine downtime.\u003cbr\u003eTechnical Specifications:\u003cbr\u003eBrand: BULLDOG\u003cbr\u003eEquipment Compatibility: Caterpillar (CAT) Heavy Equipment \u0026amp; Industrial Machinery\u003cbr\u003eProduct Type: O-Ring Service Kit \/ Hydraulic Seal Assortment Box\u003cbr\u003eOEM Cross-Reference Part Number: 4C8253 \/ 4C-8253\u003cbr\u003eWhy Choose BULLDOG Seal Kits for CAT?\u003cbr\u003ePremium Quality Elastomers: Built from high-durability, oil-resistant rubber compound designed to withstand severe hydraulic pressure, high temperatures, and extreme friction.\u003cbr\u003eSeamless Precision Fit: Standardized sizing ensures an exact fit for CAT hydraulic fittings, pump interfaces, and valve connections.\u003cbr\u003eOrganized \u0026amp; Job-Site Ready: Packaged in a rugged, impact-resistant carrying case with labeled sizing chart for rapid identification and hassle-free field servicing.\u003cbr\u003eVersatile Application: Essential maintenance kit for CAT excavators, wheel loaders, dozers, motor graders, and haul trucks.\u003cbr\u003eImportant Note:\u003cbr\u003ePlease cross-check your original part number (4C-8253 \/ 4C8253) or machine service manual prior to ordering to guarantee complete size compatibility for your hydraulic setup.\u003c\/p\u003e","brand":"TOPARTSMALL","offers":[{"title":"Default Title","offer_id":48122401521894,"sku":null,"price":50.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/4065\/5078\/files\/10_89908d87-4843-4389-9a0c-b4d6bcbbbb49.jpg?v=1785918479"}],"url":"https:\/\/topartsmall.com\/pt\/collections\/o-ring-kit.oembed","provider":"topartsmall","version":"1.0","type":"link"}